
Book Cheap Swiss International Air Lines flight from Boston (BOS) to Kos (KGS)
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- Swiss International Air Lines Flights from BOS to KGS
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Grab a great Swiss International Air Lines flight from BOS to KGS
To find a great deal on Swiss International Air Lines flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying Swiss International Air Lines Boston to Kos gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with Swiss International Air Lines between Boston and Kos
Swiss International Air Lines has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Boston to Kos with Swiss International Air Lines are .
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your Swiss International Air Lines flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ZRH | CHE | Zurich | 9 |
| FRA | DEU | Frankfurt Intl. | 3 |
| PVG | CHN | Pudong Intl. | 3 |
| LHR | GBR | Heathrow | 3 |
| GVA | CHE | Cointrin Intl. | 2 |
| EWR | USA | Liberty Intl. | 2 |
| SIN | SGP | Changi | 2 |
| HND | JPN | Haneda | 1 |
| ARN | SWE | Arlanda | 1 |
| HAM | DEU | Hamburg | 1 |
Travelers ❤️ these 🏨 after their flight to Kos

Neptune Luxury Resort
Very good
Reviewed on Oct 17, 2025

Atlantica Beach Resort Kos - All Inclusive
Overall a good resort with plenty of entertainment and decent food and drinks. The rooms could use a renovation and feel a bit outdated. The reception staff was friendly but sometimes gave contradicting information on making reservations in the restaurant and about reserving a shower spot in the ...
Reviewed on Jun 30, 2025

Ammos Luxury Resort
Great staff, nice touches in the room and good access to the beach.
Reviewed on Oct 17, 2025
Want more than a(n) Swiss International Air Lines Flight from Boston to Kos?
Popular Swiss International Air Lines Flight Routes from BOS
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